X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/6d56efa6ea66afa2e6f4eb79d9dd5f3b54b723c3..56fc9f70d385b20d431d9fa62ef4fd3941949717:/receiver.c

diff --git a/receiver.c b/receiver.c
index 05ac184c..434957b2 100644
--- a/receiver.c
+++ b/receiver.c
@@ -44,6 +44,7 @@ extern int remove_source_files;
 extern int append_mode;
 extern int sparse_files;
 extern int keep_partial;
+extern int checksum_len;
 extern int checksum_seed;
 extern int inplace;
 extern int delay_updates;
@@ -51,7 +52,8 @@ extern mode_t orig_umask;
 extern struct stats stats;
 extern char *tmpdir;
 extern char *partial_dir;
-extern char *basis_dir[];
+extern char *basis_dir[MAX_BASIS_DIRS+1];
+extern char sender_file_sum[MAX_DIGEST_LEN];
 extern struct file_list *cur_flist, *first_flist, *dir_flist;
 extern struct filter_list_struct daemon_filter_list;
 
@@ -163,10 +165,9 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
 			const char *fname, int fd, OFF_T total_size)
 {
 	static char file_sum1[MAX_DIGEST_LEN];
-	static char file_sum2[MAX_DIGEST_LEN];
 	struct map_struct *mapbuf;
 	struct sum_struct sum;
-	int32 len, sum_len;
+	int32 len;
 	OFF_T offset = 0;
 	OFF_T offset2;
 	char *data;
@@ -178,7 +179,7 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
 	if (fd_r >= 0 && size_r > 0) {
 		int32 read_size = MAX(sum.blength * 2, 16*1024);
 		mapbuf = map_file(fd_r, size_r, read_size, sum.blength);
-		if (DEBUG_GTE(CHKSUM, 2)) {
+		if (DEBUG_GTE(DELTASUM, 2)) {
 			rprintf(FINFO, "recv mapped %s of size %s\n",
 				fname_r, big_num(size_r, 0));
 		}
@@ -220,7 +221,7 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
 			show_progress(offset, total_size);
 
 		if (i > 0) {
-			if (DEBUG_GTE(CHKSUM, 3)) {
+			if (DEBUG_GTE(DELTASUM, 3)) {
 				rprintf(FINFO,"data recv %d at %s\n",
 					i, big_num(offset, 0));
 			}
@@ -244,7 +245,7 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
 
 		stats.matched_data += len;
 
-		if (DEBUG_GTE(CHKSUM, 3)) {
+		if (DEBUG_GTE(DELTASUM, 3)) {
 			rprintf(FINFO,
 				"chunk[%d] of size %ld at %s offset=%s\n",
 				i, (long)len, big_num(offset2, 0), big_num(offset, 0));
@@ -296,15 +297,16 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
 		exit_cleanup(RERR_FILEIO);
 	}
 
-	sum_len = sum_end(file_sum1);
+	if (sum_end(file_sum1) != checksum_len)
+		overflow_exit("checksum_len"); /* Impossible... */
 
 	if (mapbuf)
 		unmap_file(mapbuf);
 
-	read_buf(f_in, file_sum2, sum_len);
-	if (DEBUG_GTE(CHKSUM, 2))
+	read_buf(f_in, sender_file_sum, checksum_len);
+	if (DEBUG_GTE(DELTASUM, 2))
 		rprintf(FINFO,"got file_sum\n");
-	if (fd != -1 && memcmp(file_sum1, file_sum2, sum_len) != 0)
+	if (fd != -1 && memcmp(file_sum1, sender_file_sum, checksum_len) != 0)
 		return 0;
 	return 1;
 }